language code for Chinese should be start with 'zh'
According to RFC4646 ( http://www.ietf.org/rfc/rfc4646.txt ) language codes for Traditional Chinese should be zh-Hant react-native-i18n import { getLanguages } from 'react-native-i18n' getLanguages().then(languages => { console.log(languages); }); Set system language to Chinese 01-24 17:47:47.957 19851 19873 I ReactNativeJS: [ 'zh-Hans-CN', 'en-US' ] Set system language to English 01-24 17:56:30.754 20563 20584 I ReactNativeJS: [ 'en-US', 'zh-Hans-CN' ]
